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Canada Thissil

Cirsium arvense

Photo by es201510
Published on Project Noah
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39.0071, -84.6343

Field Notes

Description:

Flowerheads grow in clusters at tips of branched stems. Flowerheads are 1/2 to 3/4 inch in diameter and bloom from June to October. Stems are covered in spikes all along it's frame & Flower petals consist of purple to pink (sometimes white) coloring. Wipe out other plants as it grows along their native areas.

Habitat:

Native throughout Europe and Northern Asia.

Notes:

m

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Boone County Bioblitz 2015
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PublishedSeptember 8, 2015

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